Codex Timeline Viewer

Open a Codex rollout .jsonl file and explore it as an interactive timeline. Times are shown in your local timezone by default.

Drop a .jsonl file here

or click to choose a file

Supported: file picker, drag-and-drop, paste, or URL fetch (CORS-enabled).

Tip: the timeline uses one JSON object per line.

Timezone

Type

Payload

Role

Hide token_count

0 showing / 0 events

—

Select an event

Truncate long strings

Load a file to get started.